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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
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sternocleidomastoid
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Unilaterally: Laterally flex the head and neck to the same side.
Rotate the head and neck to the opposite side. Bilaterally: Flex the neck. Assist in inhalation through elevation of rib cage |
O: top of manubrium and medial 1/3 of clavicle
I: Mastoid process and lateral portion of superior nuchal line N: Spinal accessory |
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Anterior Scalenes
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Uni: W/ ribs fixed, laterally flex the head and neck to same side.
Rotate head and neck to opposite side. Bilaterally: Elevate ribs during inhalation. Flex head and neck. |
O: TVP of C3-6
I: 1st rib N: Cervical and brachial plexus |
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Middle scalenes
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Uni: W/ ribs fixed, laterally flex head and neck to same side.
Rotate head and neck to opposite side. Bi: Elevate ribs during inhalation |
O: TVP of C2-7
I: 1st rib N: Cervical and brachial plexus |
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Posterior scalenes
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Uni: W/ ribs fixed, laterally flex head and neck to same side.
Rotate head and neck to opposite side. Bi: Elevate rib cage during inhalation |
O: TVP of C5-6
I: 2nd rib N: Brachial plexus |
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Masseter
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Elevate mandible
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O: zygomatic arch
I: Angle and ramus of mandible N: Mandibular nerve via massenteric nerve |
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Temporalis
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Elevate mandible
Retract mandible |
O: Temporal fossa and fascia
I: coronoid process of mandible N: Deep temporal branch of mandibular nerve |
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Geniohyoid
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Elevate hyoid bone and tongue
Depress mandible |
O: underside of mandible
I: hyoid bone N; hypoglossal |
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Mylohyoid
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Elevate hyoid bone and tongue. Depress mandible.
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O: Underside of mandible
I: hyoid bone N: Mylohyoid |
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Stylohyoid
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Elevate hyoid bone and tongue. Depress mandible.
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O: Styloid process
I: hyoid bone N: Facial |
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Digastric
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W/ hyoid bone fixed, depresses mandible.
W/ mandible fixed, elevates hyoid bone. Retracts mandible |
O: Mastoid process deep to SCM and splenius capitis
I: Inferior border of mandible N: Mylohyoid and facial |
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Infrahyoids: Sternohyoid
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depress hyoid bone and thyroid cartilage
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O: top of manubrium
I: hyoid bone N: Upper cervical |
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Infrahyoid: Sternothyroid
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depress hyoid bone and thyroid cartilage
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O: top of manubrium
I: thyroid cartilage N: Upper cervical |
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Infrahyoid: Thyrohyoid
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depress hyoid bone and thyroid cartilage
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O: Thyroid cartilage
I: Hyoid bone N: Upper cervical |
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Infrahyoid: Omohyoid
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depress hyoid bone and thyroid cartilage
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O: Superior border of scapula
I: Hyoid bone N: Upper cervical |
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Platysma
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Assist in depression of mandible.
Tighten fascia of neck |
O: Fascia covering superior part of pectoralis major
I: Base of mandible, skin of lower part of face N: Facial |
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Occipital
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Anchor and retract galea posteriorly
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O: Galea aponeurotica
I: Superior nuchal line of occiput N: Facial |
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Frontalis
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Raise eyebrows and wrinkle forehead
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O: Galea aponeurotica
I: Skin over eyebrows N: Facial |
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Medial Pterygoid
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Uni: Laterally deviate mandible to opposite side
Bi: Elevate mandbile Protract mandible |
O: Medial surface of lateral pterygoid plate of sphenoid bone and tuberosity of maxilla
I: Medial surface of ramus of mandible N: Mandibular |
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Lateral Pterygoid
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Uni: laterally deviate mandible to opposite side
Bi: Protract mandible |
O: (superior head) Infratemporal surface and crest of greater wing of sphenoid bone. (inferior head) lateral surface of lateral pterygoid plate of sphenoid bone.
I: Articular disc and capsule of tmj and neck of mandible N: mandibular |
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Longus capitis
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Uni: laterally flex head and neck to same side. Rotate head and neck to same side.
Bi: Flex head and neck |
O: TVP of C3-6
I: Inferior surface of occiput N: Ventral rami of C1-4 |
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Longus colli
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Uni: laterally flex head and neck to same side. Rotate head and neck to same side.
Bi: Flex head and neck |
O: Bodies of C5-T3, TVP of C3-5
I; Tubercle on anterior arch of atlas; bodies of C2-4; TVP of C5-6 N: Ventral rami of C1-7 |
